Historical clue formulations

• Super Bowl's mo. — 2025-03-18
• 2/ — 2023-04-27
• It changes length every four years: Abbr. — 2022-02-09
• Mo. during which the N.B.A. All-Star Game is usually played — 2021-09-01
• Black History Mo. — 2021-08-18
• Black History Mo. — 2020-06-22
• Only mo. that can begin and end on the same day of the week — 2019-08-28
• 2/ — 2019-08-08
• Black History Month: Abbr. — 2016-12-14
• American Heart Mo. (appropriately) — 2013-02-14
• Second of 12: Abbr. — 2012-04-01
• National Wear Red Day mo. — 2010-11-05
• Short mo. — 2010-08-03
• American Heart Mo. — 2008-07-12
• Library Lovers' Mo. — 2008-07-01
• Winter mo. — 2007-08-09
• Leap day's mo. — 2006-08-28
• Library Lovers Mo. — 2006-07-30
• Presidents' Day mo. — 2006-07-18
• Natl. Grapefruit Mo. — 2004-11-28
• Mo. of Presidents' Day — 2004-02-16
• Amethyst's mo. — 2003-10-12
• Presidents' Day mo. — 2003-09-16
• The shortest of 12: Abbr. — 2002-11-21
• Groundhog Day's mo. — 2002-01-22
• Winter time: Abbr. — 2001-01-28
• Cal. page — 2000-05-28
• Jan. follower — 1998-12-14
• Second of 12: Abbr. — 1995-06-29